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Contract OI history

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Dec 17, 2027 EXPIRATION

TSLA $420.00 Put

TSLA271217P00420000

Latest saved OI3,959Oct 23, 2026
Last change-3vs previous saved observation
Saved market days7Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
TSLA $420.00 put open interest history 7 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 3,9621,9810 2026-10-07: 3,961 OI2026-10-09: 3,959 OI2026-10-14: 3,962 OI2026-10-15: 3,962 OI2026-10-16: 3,962 OI2026-10-21: 3,962 OI2026-10-23: 3,959 OI Oct 07, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

TSLA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing3,959-3
Oct 21, 20263,9620
Oct 16, 20263,9620
Oct 15, 20263,9620
Oct 14, 20263,962+3
Oct 09, 20263,959-2
Oct 07, 20263,961No prior observation